寰椎后结节
Tuberculum posterius atlantis
定义
后弓在后方终止于后结节，该结节是棘突的雏形，为头后小直肌提供起点。
參考資料
This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).
